About

An operating model for product maturity.

Sixfold OS exists because the hardest problem in mature product organizations isn't a missing tool — it's that design, code, knowledge, AI, insight, and governance don't share one truth. We built the system that makes them.

The Sixfold OS core team
The six truths

One system. Six truths it keeps honest.

The modules aren't features — each is the system of record for one operational truth.

HexaGridDesign truth

Components, variants, anatomy, and accessibility contracts as governed, versioned entities.

HexaCoreCode truth

Packages, releases, and implementations bound to the design contract they realize.

HexaQenceDocs truth

Decisions and documentation as structured, retrievable, evidence-ready knowledge.

HexaMindAI truth

Prompts, agents, and workflows grounded with explicit memory, evals, and safety.

HexaSightTelemetry truth

Events, KPI windows, and maturity snapshots that turn activity into evidence.

HexaNormGovernance truth

Policies, reviews, and approvals as operations, with an immutable audit trail.

Core team

The people behind the system.

A small, senior team spanning product and UX, people and ethics, and applied AI science.

Portrait of Claus Rainer Nisslmüller, Founder & CEO

Claus Rainer Nisslmüller

Founder & CEO

Austrian product & UX designer and founder of Mitterberger:Lab, a studio for scientific UX, data visualisation and AI-supported digital systems. 14+ years turning complex information — across mobility, industry and Earth observation — into clear, decision-ready products. Based in Linz, Austria.

Portrait of Ginka Saraeva, Co-founder & Chief People and Ethics Officer

Ginka Saraeva

Co-founder & Chief People and Ethics Officer

People, ethics and systems-design leader and author working at the intersection of care and performance. Leads Sixfold's human factors, ethics and organisational design, ensuring the product and team are built responsibly. Based in Germany/Austria (remote).

Portrait of Supreeth Mysore Venkatesh, Chief Science Officer & Researcher

Supreeth Mysore Venkatesh

Chief Science Officer & Researcher

Computer scientist (PhD, RPTU / DFKI) specialising in quantum machine learning and AI for satellite-based Earth observation. 9+ years across research and industry, with 11+ peer-reviewed papers (incl. a Best Paper Award) and production-grade quantum-classical ML systems. Based in Saarbrücken, Germany.

The thesis

An operating model for product maturity.

Not another tool to adopt — a shared way of working that makes design, knowledge, AI, and governance accountable to each other.

Why now

Too many tools. No shared truth.

Design lives in one tool, code in another, docs in a third, analytics in a fourth, governance in a spreadsheet, and AI wherever it landed this quarter. Each is fine alone. Together they drift — and the drift is where the cost, the risk, and the rework hide. Sixfold OS treats those six as one operating system with a shared spine of identity, evidence, and audit.

See the operating model up close.

Walk the architecture in 3D, or read the framework behind it.